Damn, those alien bastards are gonna pay for shooting up my ride!
(Duke 3D, beginning of E1L1)
Damn, that's the second time those alien bastards have shot up my ride!
(Duke 3D, beginning of E3L5)
Who wants some?
(Duke 3D, picking up a weapon)
And this is totally the best one from DNMP:
No disassembling required!
(DNMP, blowing up a robot)
I like the "Nobody steals our chicks... and lives!" one, but it always seemed somewhat strange to me (maybe it's his voice?), but dunno why.